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btt_skr_mini_e3_2.0_map.h
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/*
btt_skr_mini_e3_2.0_map.h - driver code for STM32F103RC ARM processors
Part of grblHAL
Grbl is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Grbl is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Grbl. If not, see <http://www.gnu.org/licenses/>.
*/
#if N_AXIS == 4
#define BOARD_NAME "BTT SKR MINI E3 V2.0 4-axis"
#else
#define BOARD_NAME "BTT SKR MINI E3 V2.0"
#endif
#define I2C_PORT 1
#define SERIAL2_MOD
#define HAS_BOARD_INIT
#ifdef TRINAMIC_ENABLE
#undef TRINAMIC_ENABLE
#endif
#define TRINAMIC_ENABLE 2209
#if EEPROM_ENABLE < 2
#undef EEPROM_ENABLE
#define EEPROM_ENABLE 2
#endif
// Define step pulse output pins.
#define STEP_PORT GPIOB
#define X_STEP_PIN 13 //PB13
#define Y_STEP_PIN 10 //PB10
#define Z_STEP_PIN 0 //PB0
#define X_STEP_BIT (1<<X_STEP_PIN)
#define Y_STEP_BIT (1<<Y_STEP_PIN)
#define Z_STEP_BIT (1<<Z_STEP_PIN)
#if N_AXIS > 3
#define A_STEP_PIN 3 //PB3
#define A_STEP_BIT (1<<A_STEP_PIN)
#endif
#define STEP_OUTMODE GPIO_MAP
// Define step direction output pins.
#define DIRECTION_PORT GPIOB
#define X_DIRECTION_PIN 12 //PB12
#define Y_DIRECTION_PIN 0 //PB2
#define Z_DIRECTION_PIN 3 //PC3 //********
#define X_DIRECTION_BIT (1<<X_DIRECTION_PIN)
#define Y_DIRECTION_BIT (1<<Y_DIRECTION_PIN)
#define Z_DIRECTION_BIT (1<<Z_DIRECTION_PIN)
#if N_AXIS > 3
#define A_DIRECTION_PIN 4 //PB4
#define A_DIRECTION_BIT (1<<A_DIRECTION_PIN)
#endif
#define DIRECTION_OUTMODE GPIO_MAP
// Define stepper driver enable/disable output pin.
#define STEPPERS_ENABLE_PORT GPIOB
#define X_ENABLE_PIN 14 //PB14
#define Y_ENABLE_PIN 11 //PB11
#define Z_ENABLE_PIN 1 //PB1
#define X_ENABLE_BIT (1<<X_ENABLE_PIN)
#define Y_ENABLE_BIT (1<<Y_ENABLE_PIN)
#define Z_ENABLE_BIT (1<<Z_ENABLE_PIN)
#if N_AXIS > 3
#define A_ENABLE_PIN 2 //PD2 //********
#define A_ENABLE_BIT (1<<A_ENABLE_PIN)
#endif
// Define homing/hard limit switch input pins.
#define LIMIT_PORT GPIOC
#define X_LIMIT_PIN 0 //PC0
#define Y_LIMIT_PIN 1 //PC1
#define Z_LIMIT_PIN 2 //PC2
#define X_LIMIT_BIT (1<<X_LIMIT_PIN)
#define Y_LIMIT_BIT (1<<Y_LIMIT_PIN)
#define Z_LIMIT_BIT (1<<Z_LIMIT_PIN)
#define LIMIT_INMODE GPIO_BITBAND
// Define spindle enable and spindle direction output pins.
#define SPINDLE_ENABLE_PORT GPIOC
#define SPINDLE_ENABLE_PIN 6 //PC6
#define SPINDLE_ENABLE_BIT (1<<SPINDLE_ENABLE_PIN)
#define SPINDLE_DIRECTION_PORT GPIOC
#define SPINDLE_DIRECTION_PIN 6 //PC6
#define SPINDLE_DIRECTION_BIT (1<<SPINDLE_DIRECTION_PIN)
// Define spindle PWM output pin.
#define SPINDLE_PWM_PORT GPIOC
#define SPINDLE_PWM_PIN 7 //PC7
#define SPINDLE_PWM_BIT (1<<SPINDLE_PWM_PIN)
// Define flood and mist coolant enable output pins.
#define COOLANT_FLOOD_PORT GPIOC
#define COOLANT_FLOOD_PIN 8 //PC8
#define COOLANT_FLOOD_BIT (1<<COOLANT_FLOOD_PIN)
#define COOLANT_MIST_PORT GPIOC
#define COOLANT_MIST_PIN 9 //PC9
#define COOLANT_MIST_BIT (1<<COOLANT_MIST_PIN)
// Define user-control controls (cycle start, reset, feed hold) input pins.
#define CONTROL_PORT GPIOC
#define CONTROL_RESET_PIN 15 //PC15
#define CONTROL_RESET_BIT (1<<CONTROL_RESET_PIN)
#define CONTROL_FEED_HOLD_PIN 13 //PC13
#define CONTROL_FEED_HOLD_BIT (1<<CONTROL_FEED_HOLD_PIN)
#define CONTROL_CYCLE_START_PIN 3 //PC3
#define CONTROL_CYCLE_START_BIT (1<<CONTROL_CYCLE_START_PIN)
#ifdef ENABLE_SAFETY_DOOR_INPUT_PIN
#define CONTROL_SAFETY_DOOR_PIN 12 //PC12
#define CONTROL_SAFETY_DOOR_BIT (1<<CONTROL_SAFETY_DOOR_PIN)
#else
#define CONTROL_MASK (CONTROL_RESET_BIT|CONTROL_FEED_HOLD_BIT|CONTROL_CYCLE_START_BIT)
#endif
#define CONTROL_INMODE GPIO_MAP
// Define probe switch input pin.
#define PROBE_PORT GPIOC
#define PROBE_PIN 14 //PC14
#define PROBE_BIT (1<<PROBE_PIN)
#if KEYPAD_ENABLE
#define KEYPAD_PORT GPIOA
#define KEYPAD_STROBE_PIN 1 //PA1
#define KEYPAD_STROBE_BIT (1<<KEYPAD_STROBE_PIN)
#endif
#if SDCARD_ENABLE
#define SD_CS_PORT GPIOA
#define SD_CS_PIN 4 //PA4
#define SD_CS_BIT (1<<SD_CS_PIN)
// The following defines are not used but defined for reference
// Port init and remap is done by HAL_SPI_MspInit() in stm32f1xx_hal_msp.c
#define SD_IO_PORT GPIOA
#define SD_SCK_PIN 5 //PA5
#define SD_SCK_BIT (1<<SD_SCK_PIN)
#define SD_MISO_PIN 6 //PA6
#define SD_MISO_BIT (1<<SD_MISO_PIN)
#define SD_MOSI_PIN 7 //PA7
#define SD_MOSI_BIT (1<<SD_MOSI_PIN)
#endif